Microprocessor - Lenovo ThinkStation P920 Hardware Maintenance Manual

d. Position the heat-sink-and-fan assembly on the system board as shown and align the four screws
with the holes in the system board. Then, lower the heat-sink-and-fan assembly straight down onto
the system board.
Figure 184. Positioning the heat-sink-and-fan assembly on the system board
e. Use a T30 Torx screwdriver to tighten screws
and-fan assembly to the system board.
Figure 185. Securing the heat-sink-and-fan assembly to the system board
f. Connect the cable of the new heat-sink-and-fan assembly to the microprocessor fan connector (
27 ) on the system board. See "Parts on the system board" on page 38.
6. Reinstall the direct cooling air baffle. See "Direct cooling air baffle" on page 107.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 210.

Microprocessor

Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
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P920 Hardware Maintenance Manual
1 , 2 , 3 , and 4 in sequence to secure the heat-sink-
9 or